Leaves basally white with pink or red, otherwise bright green; major veins 2--6, ± equally raised above leaf surface; cross section swollen in center, gradually tapering to ends. Vegetative leaves to 1.45 m; sheathing base (proximal part of leaf) 18.1--51.8(--58.8) cm; distal part of leaf 31.2--88.6(--100.4) ´ 0.3--1.2 cm, usually slightly longer to more than 2 times length of distal leaf, margins usually entire. Sympodial leaf (46--)56.8--148(--166.7) cm, usually equal to or slightly longer than vegetative leaves; sheathing base (20.9--)25.3--74.1(--100.2) cm; distal part of leaf (20.9--)27.9--77.9(--92.6) ´ 0.3--1.3 cm. Spadix 3.3--7.4(--8.7) cm ´ 4.7--10(--13.3) mm at anthesis; fruiting spadix 3.5--7.8(--8.8) cm ´ 6.9--18.2 mm. Flowers 2--3 mm; pollen grains usually deeply staining in aniline blue. Fruits obpyramidal, 4--6 mm. Seeds (1--)6(--14), tan, narrowly oblong to obovate, (2--)3--4 mm. 2n = 24.
Other References Browne, E. T. Jr. and R. Athey. 1992. Vascular Plants of Kentucky: An Annotated Checklist. Lexington, Ky. Duvall, M. R., G. H. Learn Jr., L. E. Eguiarte, and M. T. Clegg. 1993. Phylogenetic analysis of rbcL sequences identifies Acorus calamus as the primal extant monocotyledon. Proc. Natl. Acad. Sci. U.S.A. 90: 4641--4644. Gilmore, M. R. 1931. Dispersal by Indians a factor in the extension of discontinuous distribution of certain species of native plants. Pap. Michigan Acad. Sci. 13: 89--94. Ray, T. S. 1987. Leaf types in the Araceae. Amer. J. Bot. 74: 1359--1372. Röst, L. C. M. 1979. Biosystematic investigations with Acorus 4. Communication. A synthetic approach to the classification of the genus. Pl.anta Med. (Stuttgart) 37: 289--307. Wilson, K. A. 1960. The genera of the Arales in the southeastern United States. J. Arnold Arbor. 41: 47--72.
| Name | Language | Country | |
|---|---|---|---|
| Sweet-flag, belle-angélique |
|
